Trijicon Remington Slug Gun Front Night Sight RE02 (TJ-AP-RE02)Green lamps of Trijicon Remington Slug gun green front night sight (.355) RE02 are warranted for 12 years from the date of manufacture. Trijicon night sights are designed and assembled with the optimum combination of strength and safety. The patented aluminum cylinder and sapphire lens construction of Trijicon RE-02 Remington Slug Gun Night Front Sight cannot be equaled. The brightness obtained from the tritium content is focused through the sapphire lens to give the maximum possible illumination. Because the sight blades are machined from steel rather than cast, their strength is unsurpassed. Trijicon night sights are the brightest, strongest and safest.